linux-kernel - Re: [PATCH] driver core: remove polling for driver_probe

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Date:	Tue, 17 Feb 2009 09:14:34 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Greg KH <greg@...ah.com>
Cc:	Arjan van de Ven <arjan@...radead.org>, kay.sievers@...y.org,
	cornelia.huck@...ibm.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] driver core: remove polling for driver_probe_done(v3)

Hi, Greg
Would you mind queuing this patch into your tree?
Thanks!

2009/2/6 Greg KH <greg@...ah.com>:
> On Wed, Feb 04, 2009 at 05:08:58PM -0800, Arjan van de Ven wrote:
>> On Wed, 4 Feb 2009 15:08:51 -0800
>> Greg KH <greg@...ah.com> wrote:
>>
>> > On Fri, Jan 30, 2009 at 06:52:24AM -0800, Arjan van de Ven wrote:
>> > > On Fri, 30 Jan 2009 20:48:35 +0800
>> > > tom.leiming@...il.com wrote:
>> > >
>> > > > From: Ming Lei <tom.leiming@...il.com>
>> > > >
>> > > > This patch adds a function : driver_wait_probe_done,
>> > > > which waits on condition of probing done to replace
>> > > > polling for driver_probe_done in fs initialization.
>> > > >
>> > > > There is no better way to avoid polling for
>> > > > driver_probe_done _and_ existence of the root device,
>> > > > so we does not replace the driver_probe_done with
>> > > > driver_wait_probe_done in such special case.
>> > > >
>> > > > Removing polling in fs initialization may lead to
>> > > > a faster boot.
>> > > >
>> > > > Signed-off-by: Ming Lei <tom.leiming@...il.com>
>> > >
>> > > ok this one will work fine ;)
>> > >
>> > > Reviewed-by: Arjan van de Ven <arjan@...ux.intel.com>
>> > >
>> > > thanks for fixing this up
>> > > (it will clash with the patch that moves this to one place, but the
>> > > same cleanup can be done there)
>> >
>> > What patch is that?  Should i be taking this?  Or are they in some
>> > other tree?
>>
>> it's the suspend-resume regression fixes that either you already have
>> or that raphael sent to you
>
> Hm, ok, I don't see any left in my tree, or queue, so perhaps someone
> might want to resend them to me?
>
> thanks,
>
> greg k-h
>



-- 
Lei Ming
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